View source for Carex backii

{{Treatment/ID
|accepted_name=Carex backii
|accepted_authority=Boott in W. J. Hooker
|publications={{Treatment/Publication
|title=in W. J. Hooker, Fl. Bor.-Amer.
|place=2: 210, plate 209. 1839
|year=1839
}}
|common_names=Back’s sedge;carex de Back
|special_status={{Treatment/ID/Special_status
|code=F
|label=Illustrated
}}{{Treatment/ID/Special_status
|code=E
|label=Endemic
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Carex durifolia
|authority=L. H. Bailey
|rank=species
}}
|hierarchy=Cyperaceae;Carex;Carex sect. Phyllostachyae;Carex backii
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Cyperaceae]]</div><div class="higher-taxon"><small>genus</small>[[Carex]]</div><div class="higher-taxon"><small>section</small>[[Carex sect. Phyllostachyae]]</div><div class="higher-taxon"><small>species</small>[[Carex backii]]</div></div>
|volume=Volume 23
|mention_page=page 558, 560
|treatment_page=page 562
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Culms </b>1.4–25 cm. <b>Leaves</b>: basal sheaths pale to medium brown; blades dull green to yellowish green, longer than stems, 1.3–5.4 mm wide, coriaceous, margins green, crenulate to scabrous. <b>Lateral</b> spikes 0–3, basal, on erect peduncles. <b>Terminal</b> spikes with staminate portion 2–3-flowered, 2-–3.6 × 0.4–1 mm; pistillate portion 2–7-flowered. <b>Pistillate</b> scales green, margins (2–)2.5–6.5 mm wide, essentially concealing perigynia, apex acute, distal scales lanceolate to ovate, apex acute. <b>Staminate</b> scales green to pale brown, ovate to oblong, 1.9–3.5 × 0.8–1.5 mm, margins enfolding scales above, white, often with reddish brown tinge, apex obtuse. <b>Anthers</b> 0.9–1.3 mm. <b>Perigynia</b> dull green to dark olive green, ellipsoid to ovoid, 4.8–6.6 × 1.9–3.2 mm, loosely enveloping achenes, apex gradually tapering; beak 1.9–2.9 mm, smooth. <b>Stigmas</b> clavate, erect, shorth, thick, minutely papillose. <b>Achenes</b> 2.5–3.2 × 1.6–2.3 mm. <b>2n</b> = 66.</span><!--

-->{{Treatment/Body
|phenology=Fruiting spring–summer (late May–late Jul).
|habitat=Dry, rocky, open, or shaded slopes, ridges, and barrens, in hardwood, mixed, or coniferous forests, including pine plantations, on acidic and calcareous substrates
|elevation=200–2100 m
|distribution=Alta.;B.C.;Man.;N.B.;Ont.;Que.;Sask.;Colo.;Maine;Mich.;Minn.;Mont.;N.H.;N.J.;N.Y.;N.Dak.;Pa.;S.Dak.;Vt.;Wis.;Wyo.
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Carex backii
|authority=Boott in W. J. Hooker
|rank=species
|parent rank=section
|synonyms=Carex durifolia
|basionyms=
|family=Cyperaceae
|phenology=Fruiting spring–summer (late May–late Jul).
|habitat=Dry, rocky, open, or shaded slopes, ridges, and barrens, in hardwood, mixed, or coniferous forests, including pine plantations, on acidic and calcareous substrates
|elevation=200–2100 m
|distribution=Alta.;B.C.;Man.;N.B.;Ont.;Que.;Sask.;Colo.;Maine;Mich.;Minn.;Mont.;N.H.;N.J.;N.Y.;N.Dak.;Pa.;S.Dak.;Vt.;Wis.;Wyo.
|reference=None
|publication title=in W. J. Hooker, Fl. Bor.-Amer.
|publication year=1839
|special status=Illustrated;Endemic
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V23/V23_1071.xml
|genus=Carex
|section=Carex sect. Phyllostachyae
|species=Carex backii
}}<!--

-->[[Category:Treatment]][[Category:Carex sect. Phyllostachyae]]